How to Fix QuickBooks Desktop Error Code -6129, 0?

Is there anyone who knows about how to fix QuickBooks Desktop error code -6129, 0. I am facing this error code while using it. Help me.

Cyrus Neal 1   Ans 4 months ago
Answer - 1
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Fix QuickBooks Desktop Error Code -6129, 0:

The error number -6123, 0 "Connection to the QuickBooks company file has been lost" is most commonly seen in multi-user setups, according to Intuit. However, although some alerts can be resolved by simply following the software's instructions, others may be complex and difficult to comprehend. 

QuickBooks is a cutting-edge accounting software from Intuit that is used by millions of small and mid-sized businesses all over the world. It undeniably makes the process of running a business easier. QuickBooks, like any other program, is subject to mistakes and difficulties from time to time.

What Causes QuickBooks Desktop Error Code -6129, 0?

The following are the most common causes of QuickBooks Desktop Error Code -6123, 0:

  • The network connection on the primary PC is down.
  • A port needed to communicate with the server housing the company file is being blocked by the firewall network.
  • QBW files that have been damaged.
  • QuickBooks data or software files are corrupted.
  • Multiple QuickBooks database services are active on your machine.
  • In a fresh version of QuickBooks, the same company file is open.
  • You're using a flash drive or another removable storage device to restore a backup.
  • User with a broken window.

Steps to Resolve Error Code -6123, 0 in QuickBooks

The QuickBooks Desktop Error -6123, 0 is a complicated problem. However, you can get rid of it using the following methods.

1. Make Use of the QuickBooks File Doctor Program.

  • QuickBooks File Doctor is a fantastic program for resolving some of the most prevalent causes of QuickBooks issues.
  • This useful utility is available for download here.
  • Install and execute the QBFD tool when it has been downloaded.
  • It will show you any conceivable data or company file damage that could be triggering the problem 6123.
  • After running the tool, you will have two options for repairing the damages that appear in the result:
  • You can recover company files from a backup.
  • Send your company file to the QuickBooks data recovery team if you are unable to open it.

2. Run the QuickBooks Connection Diagnostic Tool after Installing It.

  • Check my network connection on your host (main) PC. Install the QuickBooks Connection Diagnostic Tool and execute it.
  • If the above-mentioned remedies don't work for you, move on to the next option.

3. Repair Any Data Files that have been Damaged.

  • If the Error Code -6123, 0 persists after you've tried options 1 and 2, go to step 3 to fix the network data file.
  • Click "Explore" after pressing the "Windows key (Start button)."
  • Right-click the file with the ".ND" extension in your Company file.
  • It should be renamed to ".ndold."

Final Takeaways

Hopefully, this article has provided you with all of the information you require about QuickBooks Error Code -6123, 0. If the issue appears on your screen, you can attempt the remedies listed on this page to resolve it.

Mick Jone 22 January 2022